Telecom Italia shares rose slightly Monday after the company named Luigi Gubitosi as its new chief executive officer Sunday to replace recently-ousted CEO Amos Genish. Mr. Gubitosi joined Telecom Italia as an independent board member in May 2018. He was appointed an extraordinary commissioner of Alitalia SpA in May 2017 and previously served as CEO of Italy's Wind Telecomunicazioni SpA and general manager of Italian state broadcaster RAI Radiotelevisione Italiana...